a094e360e9
A spec change (a0dfeba1a8) introduced a number of Await operations to the spec. In turn, this caused generated bytecode for async generators to grow drastically.
This commit moves the Await within AsyncGeneratorYield (https://tc39.github.io/proposal-async-iteration/#sec-asyncgeneratoryield step 5) into a new TFJ builtin, similar in structure to AsyncGeneratorAwait, but instead of resuming the generator on resolution of the Promise, the current generator request's Promise is fulfilled instead.
This results in a reduction in generated bytecode without losing any statically available information.
BUG=v8:5855
Change-Id: Ib5bcf06132d221beffdea30639a7b4437030143b
Reviewed-on: https://chromium-review.googlesource.com/582487
Commit-Queue: Caitlin Potter <caitp@igalia.com>
Reviewed-by: Georg Neis <neis@chromium.org>
Reviewed-by: Ross McIlroy <rmcilroy@chromium.org>
Reviewed-by: Jakob Gruber <jgruber@chromium.org>
Cr-Commit-Position: refs/heads/master@{#47224}
1191 lines
46 KiB
Plaintext
1191 lines
46 KiB
Plaintext
#
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# Autogenerated by generate-bytecode-expectations.
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#
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---
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wrap: no
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test function name: f
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async iteration: yes
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---
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snippet: "
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async function* f() { }
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f();
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"
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frame size: 10
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parameter count: 1
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bytecode array length: 304
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bytecodes: [
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B(Mov), R(new_target), R(1),
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B(Ldar), R(new_target),
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B(JumpIfUndefined), U8(25),
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B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetContext), R(1), U8(1),
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B(PushContext), R(3),
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B(RestoreGeneratorState), R(1),
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B(Star), R(2),
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B(SwitchOnSmiNoFeedback), U8(0), U8(3), I8(0),
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B(LdaSmi), I8(46),
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B(Star), R(3),
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B(CallRuntime), U16(Runtime::kAbort), R(3), U8(1),
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B(LdaSmi), I8(-2),
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B(Star), R(2),
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B(Mov), R(closure), R(3),
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B(Mov), R(this), R(4),
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B(InvokeIntrinsic), U8(Runtime::k_CreateJSGeneratorObject), R(3), U8(2),
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B(Star), R(0),
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/* 17 E> */ B(StackCheck),
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B(Star), R(1),
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B(Mov), R(context), R(5),
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B(Mov), R(context), R(6),
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B(Ldar), R(0),
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/* 17 E> */ B(SuspendGenerator), R(1), R(0), U8(7), U8(0),
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/* 22 S> */ B(Return),
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B(RestoreGeneratorRegisters), R(1), R(0), U8(7),
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B(LdaSmi), I8(-2),
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B(Star), R(2),
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B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetInputOrDebugPos), R(1), U8(1),
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B(Star), R(7),
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B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetResumeMode), R(1), U8(1),
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B(SwitchOnSmiNoFeedback), U8(3), U8(2), I8(0),
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B(Ldar), R(7),
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/* 17 E> */ B(Throw),
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B(Mov), R(1), R(8),
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B(Mov), R(7), R(9),
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B(CallJSRuntime), U8(%async_generator_await_uncaught), R(8), U8(2),
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B(SuspendGenerator), R(1), R(0), U8(8), U8(1),
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/* 22 S> */ B(Return),
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B(RestoreGeneratorRegisters), R(1), R(0), U8(8),
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B(LdaSmi), I8(-2),
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B(Star), R(2),
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B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetInputOrDebugPos), R(1), U8(1),
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B(Star), R(8),
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B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetResumeMode), R(1), U8(1),
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B(Star), R(9),
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B(LdaZero),
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B(TestEqualStrictNoFeedback), R(9),
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B(JumpIfTrue), U8(5),
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B(Ldar), R(8),
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B(ReThrow),
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B(LdaZero),
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B(Star), R(3),
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B(Mov), R(8), R(4),
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B(Jump), U8(105),
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B(LdaUndefined),
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B(Star), R(8),
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B(Mov), R(1), R(7),
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B(CallJSRuntime), U8(%async_generator_await_uncaught), R(7), U8(2),
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B(SuspendGenerator), R(1), R(0), U8(7), U8(2),
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/* 22 S> */ B(Return),
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B(RestoreGeneratorRegisters), R(1), R(0), U8(7),
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B(LdaSmi), I8(-2),
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B(Star), R(2),
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B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetInputOrDebugPos), R(1), U8(1),
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B(Star), R(7),
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B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetResumeMode), R(1), U8(1),
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B(Star), R(8),
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B(LdaZero),
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B(TestEqualStrictNoFeedback), R(8),
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B(JumpIfTrue), U8(5),
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B(Ldar), R(7),
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B(ReThrow),
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B(LdaZero),
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B(Star), R(3),
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B(Mov), R(7), R(4),
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B(Jump), U8(53),
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B(Jump), U8(39),
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B(Star), R(7),
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B(Ldar), R(closure),
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B(CreateCatchContext), R(7), U8(5), U8(6),
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B(Star), R(6),
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B(LdaTheHole),
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B(SetPendingMessage),
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B(Ldar), R(6),
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B(PushContext), R(7),
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B(LdaImmutableCurrentContextSlot), U8(4),
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B(Star), R(9),
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B(Mov), R(0), R(8),
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B(InvokeIntrinsic), U8(Runtime::k_AsyncGeneratorReject), R(8), U8(2),
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B(PopContext), R(7),
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B(Star), R(4),
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B(LdaSmi), I8(1),
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B(Star), R(3),
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B(Jump), U8(14),
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B(LdaSmi), I8(-1),
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B(Star), R(3),
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B(Jump), U8(8),
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B(Star), R(4),
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B(LdaSmi), I8(2),
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B(Star), R(3),
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B(LdaTheHole),
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B(SetPendingMessage),
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B(Star), R(5),
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B(InvokeIntrinsic), U8(Runtime::k_GeneratorClose), R(0), U8(1),
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B(Ldar), R(5),
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B(SetPendingMessage),
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B(Ldar), R(3),
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B(SwitchOnSmiNoFeedback), U8(7), U8(3), I8(0),
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B(Jump), U8(34),
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B(LdaTrue),
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B(Star), R(8),
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B(Mov), R(0), R(6),
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B(Mov), R(4), R(7),
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B(InvokeIntrinsic), U8(Runtime::k_AsyncGeneratorResolve), R(6), U8(3),
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B(Star), R(9),
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B(InvokeIntrinsic), U8(Runtime::k_GeneratorClose), R(1), U8(1),
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B(Ldar), R(9),
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/* 22 S> */ B(Return),
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B(InvokeIntrinsic), U8(Runtime::k_GeneratorClose), R(1), U8(1),
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B(Ldar), R(4),
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/* 22 S> */ B(Return),
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B(Ldar), R(4),
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B(ReThrow),
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B(LdaUndefined),
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B(Star), R(3),
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B(InvokeIntrinsic), U8(Runtime::k_GeneratorClose), R(1), U8(1),
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B(Ldar), R(3),
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/* 22 S> */ B(Return),
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]
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constant pool: [
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Smi [46],
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Smi [87],
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Smi [139],
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Smi [59],
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Smi [7],
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ONE_BYTE_INTERNALIZED_STRING_TYPE [".catch"],
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FIXED_ARRAY_TYPE,
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Smi [6],
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Smi [28],
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Smi [35],
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]
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handlers: [
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[52, 231, 237],
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[55, 192, 194],
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]
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---
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snippet: "
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async function* f() { yield 42 }
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f();
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"
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frame size: 10
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parameter count: 1
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bytecode array length: 401
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bytecodes: [
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B(Mov), R(new_target), R(1),
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B(Ldar), R(new_target),
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B(JumpIfUndefined), U8(25),
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B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetContext), R(1), U8(1),
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B(PushContext), R(3),
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B(RestoreGeneratorState), R(1),
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B(Star), R(2),
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B(SwitchOnSmiNoFeedback), U8(0), U8(5), I8(0),
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B(LdaSmi), I8(46),
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B(Star), R(3),
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B(CallRuntime), U16(Runtime::kAbort), R(3), U8(1),
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B(LdaSmi), I8(-2),
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B(Star), R(2),
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B(Mov), R(closure), R(3),
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B(Mov), R(this), R(4),
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B(InvokeIntrinsic), U8(Runtime::k_CreateJSGeneratorObject), R(3), U8(2),
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B(Star), R(0),
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/* 17 E> */ B(StackCheck),
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B(Star), R(1),
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B(Mov), R(context), R(5),
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B(Mov), R(context), R(6),
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B(Ldar), R(0),
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/* 17 E> */ B(SuspendGenerator), R(1), R(0), U8(7), U8(0),
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/* 31 S> */ B(Return),
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B(RestoreGeneratorRegisters), R(1), R(0), U8(7),
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B(LdaSmi), I8(-2),
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B(Star), R(2),
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B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetInputOrDebugPos), R(1), U8(1),
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B(Star), R(7),
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B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetResumeMode), R(1), U8(1),
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B(SwitchOnSmiNoFeedback), U8(5), U8(2), I8(0),
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B(Ldar), R(7),
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/* 17 E> */ B(Throw),
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B(Mov), R(1), R(8),
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B(Mov), R(7), R(9),
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B(CallJSRuntime), U8(%async_generator_await_uncaught), R(8), U8(2),
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B(SuspendGenerator), R(1), R(0), U8(8), U8(1),
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/* 31 S> */ B(Return),
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B(RestoreGeneratorRegisters), R(1), R(0), U8(8),
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B(LdaSmi), I8(-2),
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B(Star), R(2),
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B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetInputOrDebugPos), R(1), U8(1),
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B(Star), R(8),
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B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetResumeMode), R(1), U8(1),
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B(Star), R(9),
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B(LdaZero),
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B(TestEqualStrictNoFeedback), R(9),
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B(JumpIfTrue), U8(5),
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B(Ldar), R(8),
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B(ReThrow),
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B(LdaZero),
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B(Star), R(3),
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B(Mov), R(8), R(4),
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B(Jump), U8(202),
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/* 22 S> */ B(LdaSmi), I8(42),
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B(Star), R(8),
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B(LdaFalse),
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B(Star), R(9),
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B(Mov), R(1), R(7),
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B(InvokeIntrinsic), U8(Runtime::k_AsyncGeneratorYield), R(7), U8(3),
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B(SuspendGenerator), R(1), R(0), U8(7), U8(2),
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/* 31 S> */ B(Return),
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B(RestoreGeneratorRegisters), R(1), R(0), U8(7),
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B(LdaSmi), I8(-2),
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B(Star), R(2),
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B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetInputOrDebugPos), R(1), U8(1),
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B(Star), R(7),
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B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetResumeMode), R(1), U8(1),
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B(SwitchOnSmiNoFeedback), U8(7), U8(2), I8(0),
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B(Ldar), R(7),
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/* 22 E> */ B(Throw),
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B(Mov), R(1), R(8),
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B(Mov), R(7), R(9),
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B(CallJSRuntime), U8(%async_generator_await_uncaught), R(8), U8(2),
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B(SuspendGenerator), R(1), R(0), U8(8), U8(3),
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/* 31 S> */ B(Return),
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B(RestoreGeneratorRegisters), R(1), R(0), U8(8),
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B(LdaSmi), I8(-2),
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B(Star), R(2),
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B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetInputOrDebugPos), R(1), U8(1),
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B(Star), R(8),
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B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetResumeMode), R(1), U8(1),
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B(Star), R(9),
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B(LdaZero),
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B(TestEqualStrictNoFeedback), R(9),
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B(JumpIfTrue), U8(5),
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B(Ldar), R(8),
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B(ReThrow),
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B(LdaZero),
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B(Star), R(3),
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B(Mov), R(8), R(4),
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B(Jump), U8(105),
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B(LdaUndefined),
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B(Star), R(8),
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B(Mov), R(1), R(7),
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B(CallJSRuntime), U8(%async_generator_await_uncaught), R(7), U8(2),
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B(SuspendGenerator), R(1), R(0), U8(7), U8(4),
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/* 31 S> */ B(Return),
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B(RestoreGeneratorRegisters), R(1), R(0), U8(7),
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B(LdaSmi), I8(-2),
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B(Star), R(2),
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B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetInputOrDebugPos), R(1), U8(1),
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B(Star), R(7),
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B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetResumeMode), R(1), U8(1),
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B(Star), R(8),
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B(LdaZero),
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B(TestEqualStrictNoFeedback), R(8),
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B(JumpIfTrue), U8(5),
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B(Ldar), R(7),
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B(ReThrow),
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B(LdaZero),
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B(Star), R(3),
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B(Mov), R(7), R(4),
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B(Jump), U8(53),
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B(Jump), U8(39),
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B(Star), R(7),
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B(Ldar), R(closure),
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B(CreateCatchContext), R(7), U8(9), U8(10),
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B(Star), R(6),
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B(LdaTheHole),
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B(SetPendingMessage),
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B(Ldar), R(6),
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B(PushContext), R(7),
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B(LdaImmutableCurrentContextSlot), U8(4),
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B(Star), R(9),
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B(Mov), R(0), R(8),
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B(InvokeIntrinsic), U8(Runtime::k_AsyncGeneratorReject), R(8), U8(2),
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B(PopContext), R(7),
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B(Star), R(4),
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B(LdaSmi), I8(1),
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B(Star), R(3),
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B(Jump), U8(14),
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B(LdaSmi), I8(-1),
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B(Star), R(3),
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B(Jump), U8(8),
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B(Star), R(4),
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B(LdaSmi), I8(2),
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B(Star), R(3),
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B(LdaTheHole),
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B(SetPendingMessage),
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B(Star), R(5),
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B(InvokeIntrinsic), U8(Runtime::k_GeneratorClose), R(0), U8(1),
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B(Ldar), R(5),
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B(SetPendingMessage),
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B(Ldar), R(3),
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B(SwitchOnSmiNoFeedback), U8(11), U8(3), I8(0),
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B(Jump), U8(34),
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B(LdaTrue),
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B(Star), R(8),
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B(Mov), R(0), R(6),
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B(Mov), R(4), R(7),
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B(InvokeIntrinsic), U8(Runtime::k_AsyncGeneratorResolve), R(6), U8(3),
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B(Star), R(9),
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B(InvokeIntrinsic), U8(Runtime::k_GeneratorClose), R(1), U8(1),
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B(Ldar), R(9),
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/* 31 S> */ B(Return),
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B(InvokeIntrinsic), U8(Runtime::k_GeneratorClose), R(1), U8(1),
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B(Ldar), R(4),
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/* 31 S> */ B(Return),
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B(Ldar), R(4),
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B(ReThrow),
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B(LdaUndefined),
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B(Star), R(3),
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B(InvokeIntrinsic), U8(Runtime::k_GeneratorClose), R(1), U8(1),
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B(Ldar), R(3),
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/* 31 S> */ B(Return),
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]
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constant pool: [
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Smi [46],
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Smi [87],
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Smi [143],
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Smi [184],
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Smi [236],
|
|
Smi [59],
|
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Smi [7],
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Smi [59],
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|
Smi [7],
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ONE_BYTE_INTERNALIZED_STRING_TYPE [".catch"],
|
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FIXED_ARRAY_TYPE,
|
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Smi [6],
|
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Smi [28],
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|
Smi [35],
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]
|
|
handlers: [
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[52, 328, 334],
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[55, 289, 291],
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]
|
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|
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---
|
|
snippet: "
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|
async function* f() { for (let x of [42]) yield x }
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f();
|
|
"
|
|
frame size: 23
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|
parameter count: 1
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|
bytecode array length: 697
|
|
bytecodes: [
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B(Mov), R(new_target), R(10),
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B(Ldar), R(new_target),
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B(JumpIfUndefined), U8(25),
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B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetContext), R(10), U8(1),
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|
B(PushContext), R(12),
|
|
B(RestoreGeneratorState), R(10),
|
|
B(Star), R(11),
|
|
B(SwitchOnSmiNoFeedback), U8(0), U8(5), I8(0),
|
|
B(LdaSmi), I8(46),
|
|
B(Star), R(12),
|
|
B(CallRuntime), U16(Runtime::kAbort), R(12), U8(1),
|
|
B(LdaSmi), I8(-2),
|
|
B(Star), R(11),
|
|
B(Mov), R(closure), R(12),
|
|
B(Mov), R(this), R(13),
|
|
B(InvokeIntrinsic), U8(Runtime::k_CreateJSGeneratorObject), R(12), U8(2),
|
|
B(Star), R(2),
|
|
/* 17 E> */ B(StackCheck),
|
|
B(Star), R(10),
|
|
B(Mov), R(context), R(14),
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B(Mov), R(context), R(15),
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B(Ldar), R(2),
|
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/* 17 E> */ B(SuspendGenerator), R(10), R(0), U8(16), U8(0),
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/* 50 S> */ B(Return),
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B(RestoreGeneratorRegisters), R(10), R(0), U8(16),
|
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B(LdaSmi), I8(-2),
|
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B(Star), R(11),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetInputOrDebugPos), R(10), U8(1),
|
|
B(Star), R(16),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetResumeMode), R(10), U8(1),
|
|
B(SwitchOnSmiNoFeedback), U8(5), U8(2), I8(0),
|
|
B(Ldar), R(16),
|
|
/* 17 E> */ B(Throw),
|
|
B(Mov), R(10), R(17),
|
|
B(Mov), R(16), R(18),
|
|
B(CallJSRuntime), U8(%async_generator_await_uncaught), R(17), U8(2),
|
|
B(SuspendGenerator), R(10), R(0), U8(17), U8(1),
|
|
/* 50 S> */ B(Return),
|
|
B(RestoreGeneratorRegisters), R(10), R(0), U8(17),
|
|
B(LdaSmi), I8(-2),
|
|
B(Star), R(11),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetInputOrDebugPos), R(10), U8(1),
|
|
B(Star), R(17),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetResumeMode), R(10), U8(1),
|
|
B(Star), R(18),
|
|
B(LdaZero),
|
|
B(TestEqualStrictNoFeedback), R(18),
|
|
B(JumpIfTrue), U8(5),
|
|
B(Ldar), R(17),
|
|
B(ReThrow),
|
|
B(LdaZero),
|
|
B(Star), R(12),
|
|
B(Mov), R(17), R(13),
|
|
B(JumpConstant), U8(24),
|
|
B(LdaTheHole),
|
|
B(Star), R(1),
|
|
B(LdaZero),
|
|
B(Star), R(6),
|
|
B(Mov), R(context), R(18),
|
|
B(Mov), R(context), R(19),
|
|
/* 36 S> */ B(CreateArrayLiteral), U8(7), U8(0), U8(37),
|
|
B(Star), R(20),
|
|
B(LdaNamedProperty), R(20), U8(8), U8(1),
|
|
B(Star), R(21),
|
|
B(CallProperty0), R(21), R(20), U8(3),
|
|
B(JumpIfJSReceiver), U8(7),
|
|
B(CallRuntime), U16(Runtime::kThrowSymbolIteratorInvalid), R(0), U8(0),
|
|
B(Star), R(4),
|
|
B(Ldar), R(11),
|
|
B(SwitchOnSmiNoFeedback), U8(9), U8(2), I8(2),
|
|
B(LdaSmi), I8(-2),
|
|
/* 36 E> */ B(TestEqualStrictNoFeedback), R(11),
|
|
B(JumpIfTrue), U8(11),
|
|
B(LdaSmi), I8(46),
|
|
B(Star), R(20),
|
|
B(CallRuntime), U16(Runtime::kAbort), R(20), U8(1),
|
|
/* 31 S> */ B(LdaNamedProperty), R(4), U8(11), U8(7),
|
|
B(Star), R(20),
|
|
B(CallProperty0), R(20), R(4), U8(5),
|
|
B(Star), R(5),
|
|
/* 31 E> */ B(InvokeIntrinsic), U8(Runtime::k_IsJSReceiver), R(5), U8(1),
|
|
B(ToBooleanLogicalNot),
|
|
B(JumpIfFalse), U8(7),
|
|
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(5), U8(1),
|
|
B(LdaNamedProperty), R(5), U8(12), U8(9),
|
|
B(JumpIfToBooleanTrue), U8(121),
|
|
B(LdaNamedProperty), R(5), U8(13), U8(11),
|
|
B(Star), R(7),
|
|
B(LdaSmi), I8(2),
|
|
B(Star), R(6),
|
|
B(Mov), R(7), R(3),
|
|
/* 22 E> */ B(StackCheck),
|
|
B(Mov), R(3), R(0),
|
|
/* 42 S> */ B(LdaFalse),
|
|
B(Star), R(22),
|
|
B(Mov), R(10), R(20),
|
|
B(Mov), R(0), R(21),
|
|
B(InvokeIntrinsic), U8(Runtime::k_AsyncGeneratorYield), R(20), U8(3),
|
|
B(SuspendGenerator), R(10), R(0), U8(20), U8(2),
|
|
/* 50 S> */ B(Return),
|
|
B(RestoreGeneratorRegisters), R(10), R(0), U8(20),
|
|
B(LdaSmi), I8(-2),
|
|
B(Star), R(11),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetInputOrDebugPos), R(10), U8(1),
|
|
B(Star), R(20),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetResumeMode), R(10), U8(1),
|
|
B(SwitchOnSmiNoFeedback), U8(14), U8(2), I8(0),
|
|
B(Ldar), R(20),
|
|
/* 42 E> */ B(Throw),
|
|
B(Mov), R(10), R(21),
|
|
B(Mov), R(20), R(22),
|
|
B(CallJSRuntime), U8(%async_generator_await_uncaught), R(21), U8(2),
|
|
B(SuspendGenerator), R(10), R(0), U8(21), U8(3),
|
|
/* 50 S> */ B(Return),
|
|
B(RestoreGeneratorRegisters), R(10), R(0), U8(21),
|
|
B(LdaSmi), I8(-2),
|
|
B(Star), R(11),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetInputOrDebugPos), R(10), U8(1),
|
|
B(Star), R(21),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetResumeMode), R(10), U8(1),
|
|
B(Star), R(22),
|
|
B(LdaZero),
|
|
B(TestEqualStrictNoFeedback), R(22),
|
|
B(JumpIfTrue), U8(5),
|
|
B(Ldar), R(21),
|
|
B(ReThrow),
|
|
B(LdaZero),
|
|
B(Star), R(16),
|
|
B(Mov), R(21), R(17),
|
|
B(Jump), U8(60),
|
|
B(LdaZero),
|
|
B(Star), R(6),
|
|
B(JumpLoop), U8(167), I8(0),
|
|
B(Jump), U8(40),
|
|
B(Star), R(20),
|
|
B(Ldar), R(closure),
|
|
B(CreateCatchContext), R(20), U8(16), U8(17),
|
|
B(Star), R(19),
|
|
B(LdaTheHole),
|
|
B(SetPendingMessage),
|
|
B(Ldar), R(19),
|
|
B(PushContext), R(20),
|
|
B(LdaSmi), I8(2),
|
|
B(TestEqualStrict), R(6), U8(13),
|
|
B(JumpIfFalse), U8(6),
|
|
B(LdaSmi), I8(1),
|
|
B(Star), R(6),
|
|
B(LdaImmutableCurrentContextSlot), U8(4),
|
|
B(Star), R(21),
|
|
B(CallRuntime), U16(Runtime::kReThrow), R(21), U8(1),
|
|
B(PopContext), R(20),
|
|
B(LdaSmi), I8(-1),
|
|
B(Star), R(16),
|
|
B(Jump), U8(8),
|
|
B(Star), R(17),
|
|
B(LdaSmi), I8(1),
|
|
B(Star), R(16),
|
|
B(LdaTheHole),
|
|
B(SetPendingMessage),
|
|
B(Star), R(18),
|
|
B(LdaZero),
|
|
B(TestEqualStrict), R(6), U8(14),
|
|
B(JumpIfTrue), U8(104),
|
|
B(LdaNamedProperty), R(4), U8(18), U8(15),
|
|
B(Star), R(8),
|
|
B(TestUndetectable),
|
|
B(JumpIfFalse), U8(4),
|
|
B(Jump), U8(93),
|
|
B(LdaSmi), I8(1),
|
|
B(TestEqualStrict), R(6), U8(18),
|
|
B(JumpIfFalse), U8(61),
|
|
B(Ldar), R(8),
|
|
B(TestTypeOf), U8(5),
|
|
B(JumpIfFalse), U8(4),
|
|
B(Jump), U8(18),
|
|
B(Wide), B(LdaSmi), I16(134),
|
|
B(Star), R(19),
|
|
B(LdaConstant), U8(19),
|
|
B(Star), R(20),
|
|
B(CallRuntime), U16(Runtime::kNewTypeError), R(19), U8(2),
|
|
B(Throw),
|
|
B(Mov), R(context), R(19),
|
|
B(Mov), R(8), R(20),
|
|
B(Mov), R(4), R(21),
|
|
B(InvokeIntrinsic), U8(Runtime::k_Call), R(20), U8(2),
|
|
B(Jump), U8(20),
|
|
B(Star), R(20),
|
|
B(Ldar), R(closure),
|
|
B(CreateCatchContext), R(20), U8(16), U8(20),
|
|
B(Star), R(19),
|
|
B(LdaTheHole),
|
|
B(SetPendingMessage),
|
|
B(Ldar), R(19),
|
|
B(PushContext), R(20),
|
|
B(PopContext), R(20),
|
|
B(Jump), U8(27),
|
|
B(Mov), R(8), R(19),
|
|
B(Mov), R(4), R(20),
|
|
B(InvokeIntrinsic), U8(Runtime::k_Call), R(19), U8(2),
|
|
B(Star), R(9),
|
|
B(InvokeIntrinsic), U8(Runtime::k_IsJSReceiver), R(9), U8(1),
|
|
B(JumpIfToBooleanFalse), U8(4),
|
|
B(Jump), U8(7),
|
|
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(9), U8(1),
|
|
B(Ldar), R(18),
|
|
B(SetPendingMessage),
|
|
B(Ldar), R(16),
|
|
B(SwitchOnSmiNoFeedback), U8(21), U8(2), I8(0),
|
|
B(Jump), U8(13),
|
|
B(LdaZero),
|
|
B(Star), R(12),
|
|
B(Mov), R(17), R(13),
|
|
B(Jump), U8(108),
|
|
B(Ldar), R(17),
|
|
B(ReThrow),
|
|
B(LdaUndefined),
|
|
B(Star), R(17),
|
|
B(Mov), R(10), R(16),
|
|
B(CallJSRuntime), U8(%async_generator_await_uncaught), R(16), U8(2),
|
|
B(SuspendGenerator), R(10), R(0), U8(16), U8(4),
|
|
/* 50 S> */ B(Return),
|
|
B(RestoreGeneratorRegisters), R(10), R(0), U8(16),
|
|
B(LdaSmi), I8(-2),
|
|
B(Star), R(11),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetInputOrDebugPos), R(10), U8(1),
|
|
B(Star), R(16),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetResumeMode), R(10), U8(1),
|
|
B(Star), R(17),
|
|
B(LdaZero),
|
|
B(TestEqualStrictNoFeedback), R(17),
|
|
B(JumpIfTrue), U8(5),
|
|
B(Ldar), R(16),
|
|
B(ReThrow),
|
|
B(LdaZero),
|
|
B(Star), R(12),
|
|
B(Mov), R(16), R(13),
|
|
B(Jump), U8(53),
|
|
B(Jump), U8(39),
|
|
B(Star), R(16),
|
|
B(Ldar), R(closure),
|
|
B(CreateCatchContext), R(16), U8(16), U8(23),
|
|
B(Star), R(15),
|
|
B(LdaTheHole),
|
|
B(SetPendingMessage),
|
|
B(Ldar), R(15),
|
|
B(PushContext), R(16),
|
|
B(LdaImmutableCurrentContextSlot), U8(4),
|
|
B(Star), R(18),
|
|
B(Mov), R(2), R(17),
|
|
B(InvokeIntrinsic), U8(Runtime::k_AsyncGeneratorReject), R(17), U8(2),
|
|
B(PopContext), R(16),
|
|
B(Star), R(13),
|
|
B(LdaSmi), I8(1),
|
|
B(Star), R(12),
|
|
B(Jump), U8(14),
|
|
B(LdaSmi), I8(-1),
|
|
B(Star), R(12),
|
|
B(Jump), U8(8),
|
|
B(Star), R(13),
|
|
B(LdaSmi), I8(2),
|
|
B(Star), R(12),
|
|
B(LdaTheHole),
|
|
B(SetPendingMessage),
|
|
B(Star), R(14),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorClose), R(2), U8(1),
|
|
B(Ldar), R(14),
|
|
B(SetPendingMessage),
|
|
B(Ldar), R(12),
|
|
B(SwitchOnSmiNoFeedback), U8(25), U8(3), I8(0),
|
|
B(Jump), U8(34),
|
|
B(LdaTrue),
|
|
B(Star), R(17),
|
|
B(Mov), R(2), R(15),
|
|
B(Mov), R(13), R(16),
|
|
B(InvokeIntrinsic), U8(Runtime::k_AsyncGeneratorResolve), R(15), U8(3),
|
|
B(Star), R(18),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorClose), R(10), U8(1),
|
|
B(Ldar), R(18),
|
|
/* 50 S> */ B(Return),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorClose), R(10), U8(1),
|
|
B(Ldar), R(13),
|
|
/* 50 S> */ B(Return),
|
|
B(Ldar), R(13),
|
|
B(ReThrow),
|
|
B(LdaUndefined),
|
|
B(Star), R(12),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorClose), R(10), U8(1),
|
|
B(Ldar), R(12),
|
|
/* 50 S> */ B(Return),
|
|
]
|
|
constant pool: [
|
|
Smi [46],
|
|
Smi [87],
|
|
Smi [160],
|
|
Smi [160],
|
|
Smi [532],
|
|
Smi [59],
|
|
Smi [7],
|
|
TUPLE2_TYPE,
|
|
SYMBOL_TYPE,
|
|
Smi [85],
|
|
Smi [126],
|
|
ONE_BYTE_INTERNALIZED_STRING_TYPE ["next"],
|
|
ONE_BYTE_INTERNALIZED_STRING_TYPE ["done"],
|
|
ONE_BYTE_INTERNALIZED_STRING_TYPE ["value"],
|
|
Smi [59],
|
|
Smi [7],
|
|
ONE_BYTE_INTERNALIZED_STRING_TYPE [".catch"],
|
|
FIXED_ARRAY_TYPE,
|
|
ONE_BYTE_INTERNALIZED_STRING_TYPE ["return"],
|
|
ONE_BYTE_INTERNALIZED_STRING_TYPE [""],
|
|
FIXED_ARRAY_TYPE,
|
|
Smi [6],
|
|
Smi [14],
|
|
FIXED_ARRAY_TYPE,
|
|
Smi [498],
|
|
Smi [6],
|
|
Smi [28],
|
|
Smi [35],
|
|
]
|
|
handlers: [
|
|
[52, 624, 630],
|
|
[55, 585, 587],
|
|
[149, 387, 393],
|
|
[152, 347, 349],
|
|
[454, 464, 466],
|
|
]
|
|
|
|
---
|
|
snippet: "
|
|
function* g() { yield 42 }
|
|
async function* f() { yield* g() }
|
|
f();
|
|
"
|
|
frame size: 19
|
|
parameter count: 1
|
|
bytecode array length: 1084
|
|
bytecodes: [
|
|
B(Mov), R(new_target), R(9),
|
|
B(Ldar), R(new_target),
|
|
B(JumpIfUndefined), U8(25),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetContext), R(9), U8(1),
|
|
B(PushContext), R(11),
|
|
B(RestoreGeneratorState), R(9),
|
|
B(Star), R(10),
|
|
B(SwitchOnSmiNoFeedback), U8(0), U8(13), I8(0),
|
|
B(LdaSmi), I8(46),
|
|
B(Star), R(11),
|
|
B(CallRuntime), U16(Runtime::kAbort), R(11), U8(1),
|
|
B(LdaSmi), I8(-2),
|
|
B(Star), R(10),
|
|
B(Mov), R(closure), R(11),
|
|
B(Mov), R(this), R(12),
|
|
B(InvokeIntrinsic), U8(Runtime::k_CreateJSGeneratorObject), R(11), U8(2),
|
|
B(Star), R(0),
|
|
/* 44 E> */ B(StackCheck),
|
|
B(Star), R(9),
|
|
B(Mov), R(context), R(13),
|
|
B(Mov), R(context), R(14),
|
|
B(Ldar), R(0),
|
|
/* 44 E> */ B(SuspendGenerator), R(9), R(0), U8(15), U8(0),
|
|
/* 60 S> */ B(Return),
|
|
B(RestoreGeneratorRegisters), R(9), R(0), U8(15),
|
|
B(LdaSmi), I8(-2),
|
|
B(Star), R(10),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetInputOrDebugPos), R(9), U8(1),
|
|
B(Star), R(15),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetResumeMode), R(9), U8(1),
|
|
B(SwitchOnSmiNoFeedback), U8(13), U8(2), I8(0),
|
|
B(Ldar), R(15),
|
|
/* 44 E> */ B(Throw),
|
|
B(Mov), R(9), R(16),
|
|
B(Mov), R(15), R(17),
|
|
B(CallJSRuntime), U8(%async_generator_await_uncaught), R(16), U8(2),
|
|
B(SuspendGenerator), R(9), R(0), U8(16), U8(1),
|
|
/* 60 S> */ B(Return),
|
|
B(RestoreGeneratorRegisters), R(9), R(0), U8(16),
|
|
B(LdaSmi), I8(-2),
|
|
B(Star), R(10),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetInputOrDebugPos), R(9), U8(1),
|
|
B(Star), R(16),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetResumeMode), R(9), U8(1),
|
|
B(Star), R(17),
|
|
B(LdaZero),
|
|
B(TestEqualStrictNoFeedback), R(17),
|
|
B(JumpIfTrue), U8(5),
|
|
B(Ldar), R(16),
|
|
B(ReThrow),
|
|
B(LdaZero),
|
|
B(Star), R(11),
|
|
B(Mov), R(16), R(12),
|
|
B(JumpConstant), U8(39),
|
|
/* 49 S> */ B(LdaUndefined),
|
|
B(Star), R(1),
|
|
B(LdaZero),
|
|
B(Star), R(2),
|
|
B(LdaUndefined),
|
|
B(Star), R(3),
|
|
B(LdaGlobal), U8(15), U8(2),
|
|
B(Star), R(17),
|
|
/* 56 E> */ B(CallUndefinedReceiver0), R(17), U8(0),
|
|
B(Star), R(15),
|
|
B(LdaNamedProperty), R(15), U8(16), U8(8),
|
|
B(JumpIfUndefined), U8(17),
|
|
B(JumpIfNull), U8(15),
|
|
B(Star), R(16),
|
|
B(CallProperty0), R(16), R(15), U8(10),
|
|
B(JumpIfJSReceiver), U8(23),
|
|
B(CallRuntime), U16(Runtime::kThrowSymbolAsyncIteratorInvalid), R(0), U8(0),
|
|
B(LdaNamedProperty), R(15), U8(17), U8(4),
|
|
B(Star), R(16),
|
|
B(CallProperty0), R(16), R(15), U8(6),
|
|
B(Star), R(16),
|
|
B(InvokeIntrinsic), U8(Runtime::k_CreateAsyncFromSyncIterator), R(16), U8(1),
|
|
B(Star), R(4),
|
|
B(Ldar), R(10),
|
|
B(SwitchOnSmiNoFeedback), U8(18), U8(9), I8(2),
|
|
B(LdaSmi), I8(-2),
|
|
B(TestEqualStrictNoFeedback), R(10),
|
|
B(JumpIfTrue), U8(11),
|
|
B(LdaSmi), I8(46),
|
|
B(Star), R(15),
|
|
B(CallRuntime), U16(Runtime::kAbort), R(15), U8(1),
|
|
B(StackCheck),
|
|
B(LdaZero),
|
|
B(TestEqualStrict), R(2), U8(16),
|
|
B(Mov), R(2), R(15),
|
|
B(JumpIfTrue), U8(18),
|
|
B(LdaSmi), I8(1),
|
|
B(TestEqualStrict), R(15), U8(20),
|
|
B(JumpIfTrue), U8(83),
|
|
B(LdaSmi), I8(2),
|
|
B(TestEqualStrict), R(15), U8(29),
|
|
B(JumpIfTrue), U8(211),
|
|
B(JumpConstant), U8(33),
|
|
B(LdaNamedProperty), R(4), U8(27), U8(14),
|
|
B(Star), R(16),
|
|
B(CallProperty1), R(16), R(4), R(1), U8(12),
|
|
B(Star), R(17),
|
|
B(Mov), R(9), R(16),
|
|
B(CallJSRuntime), U8(%async_generator_await_uncaught), R(16), U8(2),
|
|
B(SuspendGenerator), R(9), R(0), U8(16), U8(2),
|
|
/* 60 S> */ B(Return),
|
|
B(RestoreGeneratorRegisters), R(9), R(0), U8(16),
|
|
B(LdaSmi), I8(-2),
|
|
B(Star), R(10),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetInputOrDebugPos), R(9), U8(1),
|
|
B(Star), R(16),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetResumeMode), R(9), U8(1),
|
|
B(Star), R(17),
|
|
B(LdaZero),
|
|
B(TestEqualStrictNoFeedback), R(17),
|
|
B(JumpIfTrue), U8(5),
|
|
B(Ldar), R(16),
|
|
B(ReThrow),
|
|
B(Mov), R(16), R(3),
|
|
B(InvokeIntrinsic), U8(Runtime::k_IsJSReceiver), R(16), U8(1),
|
|
B(JumpIfToBooleanFalse), U8(4),
|
|
B(Jump), U8(7),
|
|
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(3), U8(1),
|
|
B(JumpConstant), U8(34),
|
|
B(LdaNamedProperty), R(4), U8(28), U8(17),
|
|
B(Star), R(3),
|
|
B(TestUndetectable),
|
|
B(JumpIfFalse), U8(54),
|
|
B(Mov), R(9), R(16),
|
|
B(Mov), R(1), R(17),
|
|
B(CallJSRuntime), U8(%async_generator_await_uncaught), R(16), U8(2),
|
|
B(SuspendGenerator), R(9), R(0), U8(16), U8(3),
|
|
/* 60 S> */ B(Return),
|
|
B(RestoreGeneratorRegisters), R(9), R(0), U8(16),
|
|
B(LdaSmi), I8(-2),
|
|
B(Star), R(10),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetInputOrDebugPos), R(9), U8(1),
|
|
B(Star), R(16),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetResumeMode), R(9), U8(1),
|
|
B(Star), R(17),
|
|
B(LdaZero),
|
|
B(TestEqualStrictNoFeedback), R(17),
|
|
B(JumpIfTrue), U8(5),
|
|
B(Ldar), R(16),
|
|
B(ReThrow),
|
|
B(LdaZero),
|
|
B(Star), R(11),
|
|
B(Mov), R(16), R(12),
|
|
B(JumpConstant), U8(40),
|
|
B(Mov), R(3), R(16),
|
|
B(Mov), R(4), R(17),
|
|
B(Mov), R(1), R(18),
|
|
B(InvokeIntrinsic), U8(Runtime::k_Call), R(16), U8(3),
|
|
B(Star), R(17),
|
|
B(Mov), R(9), R(16),
|
|
B(CallJSRuntime), U8(%async_generator_await_uncaught), R(16), U8(2),
|
|
B(SuspendGenerator), R(9), R(0), U8(16), U8(4),
|
|
/* 60 S> */ B(Return),
|
|
B(RestoreGeneratorRegisters), R(9), R(0), U8(16),
|
|
B(LdaSmi), I8(-2),
|
|
B(Star), R(10),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetInputOrDebugPos), R(9), U8(1),
|
|
B(Star), R(16),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetResumeMode), R(9), U8(1),
|
|
B(Star), R(17),
|
|
B(LdaZero),
|
|
B(TestEqualStrictNoFeedback), R(17),
|
|
B(JumpIfTrue), U8(5),
|
|
B(Ldar), R(16),
|
|
B(ReThrow),
|
|
B(Mov), R(16), R(3),
|
|
B(InvokeIntrinsic), U8(Runtime::k_IsJSReceiver), R(16), U8(1),
|
|
B(JumpIfToBooleanFalse), U8(4),
|
|
B(Jump), U8(7),
|
|
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(3), U8(1),
|
|
B(JumpConstant), U8(35),
|
|
B(LdaNamedProperty), R(4), U8(29), U8(21),
|
|
B(Star), R(5),
|
|
B(TestUndetectable),
|
|
B(JumpIfFalse), U8(212),
|
|
B(LdaNamedProperty), R(4), U8(28), U8(24),
|
|
B(Star), R(6),
|
|
B(TestUndetectable),
|
|
B(JumpIfFalse), U8(4),
|
|
B(Jump), U8(185),
|
|
B(LdaZero),
|
|
B(Star), R(16),
|
|
B(LdaSmi), I8(1),
|
|
B(TestEqualStrict), R(16), U8(27),
|
|
B(JumpIfFalse), U8(106),
|
|
B(Ldar), R(6),
|
|
B(TestTypeOf), U8(5),
|
|
B(JumpIfFalse), U8(4),
|
|
B(Jump), U8(18),
|
|
B(Wide), B(LdaSmi), I16(134),
|
|
B(Star), R(16),
|
|
B(LdaConstant), U8(30),
|
|
B(Star), R(17),
|
|
B(CallRuntime), U16(Runtime::kNewTypeError), R(16), U8(2),
|
|
B(Throw),
|
|
B(Mov), R(context), R(16),
|
|
B(Mov), R(6), R(17),
|
|
B(Mov), R(4), R(18),
|
|
B(InvokeIntrinsic), U8(Runtime::k_Call), R(17), U8(2),
|
|
B(Star), R(18),
|
|
B(Mov), R(9), R(17),
|
|
B(CallJSRuntime), U8(%async_generator_await_caught), R(17), U8(2),
|
|
B(SuspendGenerator), R(9), R(0), U8(17), U8(5),
|
|
/* 60 S> */ B(Return),
|
|
B(RestoreGeneratorRegisters), R(9), R(0), U8(17),
|
|
B(LdaSmi), I8(-2),
|
|
B(Star), R(10),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetInputOrDebugPos), R(9), U8(1),
|
|
B(Star), R(17),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetResumeMode), R(9), U8(1),
|
|
B(Star), R(18),
|
|
B(LdaZero),
|
|
B(TestEqualStrictNoFeedback), R(18),
|
|
B(JumpIfTrue), U8(5),
|
|
B(Ldar), R(17),
|
|
B(ReThrow),
|
|
B(Ldar), R(17),
|
|
B(Jump), U8(20),
|
|
B(Star), R(17),
|
|
B(Ldar), R(closure),
|
|
B(CreateCatchContext), R(17), U8(31), U8(32),
|
|
B(Star), R(16),
|
|
B(LdaTheHole),
|
|
B(SetPendingMessage),
|
|
B(Ldar), R(16),
|
|
B(PushContext), R(17),
|
|
B(PopContext), R(17),
|
|
B(Jump), U8(71),
|
|
B(Mov), R(6), R(16),
|
|
B(Mov), R(4), R(17),
|
|
B(InvokeIntrinsic), U8(Runtime::k_Call), R(16), U8(2),
|
|
B(Star), R(17),
|
|
B(Mov), R(9), R(16),
|
|
B(CallJSRuntime), U8(%async_generator_await_uncaught), R(16), U8(2),
|
|
B(SuspendGenerator), R(9), R(0), U8(16), U8(6),
|
|
/* 60 S> */ B(Return),
|
|
B(RestoreGeneratorRegisters), R(9), R(0), U8(16),
|
|
B(LdaSmi), I8(-2),
|
|
B(Star), R(10),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetInputOrDebugPos), R(9), U8(1),
|
|
B(Star), R(16),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetResumeMode), R(9), U8(1),
|
|
B(Star), R(17),
|
|
B(LdaZero),
|
|
B(TestEqualStrictNoFeedback), R(17),
|
|
B(JumpIfTrue), U8(5),
|
|
B(Ldar), R(16),
|
|
B(ReThrow),
|
|
B(Mov), R(16), R(7),
|
|
B(InvokeIntrinsic), U8(Runtime::k_IsJSReceiver), R(16), U8(1),
|
|
B(JumpIfToBooleanFalse), U8(4),
|
|
B(Jump), U8(7),
|
|
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(7), U8(1),
|
|
B(Wide), B(LdaSmi), I16(147),
|
|
B(Star), R(16),
|
|
B(LdaConstant), U8(30),
|
|
B(Star), R(17),
|
|
B(CallRuntime), U16(Runtime::kNewTypeError), R(16), U8(2),
|
|
B(Throw),
|
|
B(Mov), R(5), R(16),
|
|
B(Mov), R(4), R(17),
|
|
B(Mov), R(1), R(18),
|
|
B(InvokeIntrinsic), U8(Runtime::k_Call), R(16), U8(3),
|
|
B(Star), R(17),
|
|
B(Mov), R(9), R(16),
|
|
B(CallJSRuntime), U8(%async_generator_await_uncaught), R(16), U8(2),
|
|
B(SuspendGenerator), R(9), R(0), U8(16), U8(7),
|
|
/* 60 S> */ B(Return),
|
|
B(RestoreGeneratorRegisters), R(9), R(0), U8(16),
|
|
B(LdaSmi), I8(-2),
|
|
B(Star), R(10),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetInputOrDebugPos), R(9), U8(1),
|
|
B(Star), R(16),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetResumeMode), R(9), U8(1),
|
|
B(Star), R(17),
|
|
B(LdaZero),
|
|
B(TestEqualStrictNoFeedback), R(17),
|
|
B(JumpIfTrue), U8(5),
|
|
B(Ldar), R(16),
|
|
B(ReThrow),
|
|
B(Mov), R(16), R(3),
|
|
B(InvokeIntrinsic), U8(Runtime::k_IsJSReceiver), R(16), U8(1),
|
|
B(JumpIfToBooleanFalse), U8(4),
|
|
B(Jump), U8(7),
|
|
B(CallRuntime), U16(Runtime::kThrowIteratorResultNotAnObject), R(3), U8(1),
|
|
B(Jump), U8(2),
|
|
B(LdaNamedProperty), R(3), U8(36), U8(30),
|
|
B(JumpIfToBooleanFalse), U8(4),
|
|
B(Jump), U8(101),
|
|
B(LdaNamedProperty), R(3), U8(37), U8(32),
|
|
B(Star), R(16),
|
|
B(Mov), R(9), R(15),
|
|
B(CallJSRuntime), U8(%async_generator_await_uncaught), R(15), U8(2),
|
|
B(SuspendGenerator), R(9), R(0), U8(15), U8(8),
|
|
/* 60 S> */ B(Return),
|
|
B(RestoreGeneratorRegisters), R(9), R(0), U8(15),
|
|
B(LdaSmi), I8(-2),
|
|
B(Star), R(10),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetInputOrDebugPos), R(9), U8(1),
|
|
B(Star), R(15),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetResumeMode), R(9), U8(1),
|
|
B(Star), R(16),
|
|
B(LdaZero),
|
|
B(TestEqualStrictNoFeedback), R(16),
|
|
B(JumpIfTrue), U8(5),
|
|
B(Ldar), R(15),
|
|
B(ReThrow),
|
|
B(Mov), R(15), R(3),
|
|
B(LdaFalse),
|
|
B(Star), R(17),
|
|
B(Mov), R(9), R(15),
|
|
B(Mov), R(3), R(16),
|
|
B(InvokeIntrinsic), U8(Runtime::k_AsyncGeneratorYield), R(15), U8(3),
|
|
B(SuspendGenerator), R(9), R(0), U8(15), U8(9),
|
|
/* 60 S> */ B(Return),
|
|
B(RestoreGeneratorRegisters), R(9), R(0), U8(15),
|
|
B(LdaSmi), I8(-2),
|
|
B(Star), R(10),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetInputOrDebugPos), R(9), U8(1),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetInputOrDebugPos), R(0), U8(1),
|
|
B(Star), R(1),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetResumeMode), R(0), U8(1),
|
|
B(Star), R(2),
|
|
B(Wide), B(JumpLoop), U16(649), I16(0),
|
|
B(LdaSmi), I8(1),
|
|
B(TestEqualStrict), R(2), U8(34),
|
|
B(JumpIfFalse), U8(57),
|
|
B(LdaNamedProperty), R(3), U8(37), U8(35),
|
|
B(Star), R(16),
|
|
B(Mov), R(9), R(15),
|
|
B(CallJSRuntime), U8(%async_generator_await_uncaught), R(15), U8(2),
|
|
B(SuspendGenerator), R(9), R(0), U8(15), U8(11),
|
|
/* 60 S> */ B(Return),
|
|
B(RestoreGeneratorRegisters), R(9), R(0), U8(15),
|
|
B(LdaSmi), I8(-2),
|
|
B(Star), R(10),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetInputOrDebugPos), R(9), U8(1),
|
|
B(Star), R(15),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetResumeMode), R(9), U8(1),
|
|
B(Star), R(16),
|
|
B(LdaZero),
|
|
B(TestEqualStrictNoFeedback), R(16),
|
|
B(JumpIfTrue), U8(5),
|
|
B(Ldar), R(15),
|
|
B(ReThrow),
|
|
B(LdaZero),
|
|
B(Star), R(11),
|
|
B(Mov), R(15), R(12),
|
|
B(Jump), U8(111),
|
|
B(LdaNamedProperty), R(3), U8(37), U8(37),
|
|
B(Star), R(8),
|
|
B(LdaUndefined),
|
|
B(Star), R(16),
|
|
B(Mov), R(9), R(15),
|
|
B(CallJSRuntime), U8(%async_generator_await_uncaught), R(15), U8(2),
|
|
B(SuspendGenerator), R(9), R(0), U8(15), U8(12),
|
|
/* 60 S> */ B(Return),
|
|
B(RestoreGeneratorRegisters), R(9), R(0), U8(15),
|
|
B(LdaSmi), I8(-2),
|
|
B(Star), R(10),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetInputOrDebugPos), R(9), U8(1),
|
|
B(Star), R(15),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorGetResumeMode), R(9), U8(1),
|
|
B(Star), R(16),
|
|
B(LdaZero),
|
|
B(TestEqualStrictNoFeedback), R(16),
|
|
B(JumpIfTrue), U8(5),
|
|
B(Ldar), R(15),
|
|
B(ReThrow),
|
|
B(LdaZero),
|
|
B(Star), R(11),
|
|
B(Mov), R(15), R(12),
|
|
B(Jump), U8(53),
|
|
B(Jump), U8(39),
|
|
B(Star), R(15),
|
|
B(Ldar), R(closure),
|
|
B(CreateCatchContext), R(15), U8(31), U8(38),
|
|
B(Star), R(14),
|
|
B(LdaTheHole),
|
|
B(SetPendingMessage),
|
|
B(Ldar), R(14),
|
|
B(PushContext), R(15),
|
|
B(LdaImmutableCurrentContextSlot), U8(4),
|
|
B(Star), R(17),
|
|
B(Mov), R(0), R(16),
|
|
B(InvokeIntrinsic), U8(Runtime::k_AsyncGeneratorReject), R(16), U8(2),
|
|
B(PopContext), R(15),
|
|
B(Star), R(12),
|
|
B(LdaSmi), I8(1),
|
|
B(Star), R(11),
|
|
B(Jump), U8(14),
|
|
B(LdaSmi), I8(-1),
|
|
B(Star), R(11),
|
|
B(Jump), U8(8),
|
|
B(Star), R(12),
|
|
B(LdaSmi), I8(2),
|
|
B(Star), R(11),
|
|
B(LdaTheHole),
|
|
B(SetPendingMessage),
|
|
B(Star), R(13),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorClose), R(0), U8(1),
|
|
B(Ldar), R(13),
|
|
B(SetPendingMessage),
|
|
B(Ldar), R(11),
|
|
B(SwitchOnSmiNoFeedback), U8(41), U8(3), I8(0),
|
|
B(Jump), U8(34),
|
|
B(LdaTrue),
|
|
B(Star), R(16),
|
|
B(Mov), R(0), R(14),
|
|
B(Mov), R(12), R(15),
|
|
B(InvokeIntrinsic), U8(Runtime::k_AsyncGeneratorResolve), R(14), U8(3),
|
|
B(Star), R(17),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorClose), R(9), U8(1),
|
|
B(Ldar), R(17),
|
|
/* 60 S> */ B(Return),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorClose), R(9), U8(1),
|
|
B(Ldar), R(12),
|
|
/* 60 S> */ B(Return),
|
|
B(Ldar), R(12),
|
|
B(ReThrow),
|
|
B(LdaUndefined),
|
|
B(Star), R(11),
|
|
B(InvokeIntrinsic), U8(Runtime::k_GeneratorClose), R(9), U8(1),
|
|
B(Ldar), R(11),
|
|
/* 60 S> */ B(Return),
|
|
]
|
|
constant pool: [
|
|
Smi [46],
|
|
Smi [87],
|
|
Smi [181],
|
|
Smi [181],
|
|
Smi [181],
|
|
Smi [181],
|
|
Smi [181],
|
|
Smi [181],
|
|
Smi [181],
|
|
Smi [181],
|
|
Smi [181],
|
|
Smi [861],
|
|
Smi [919],
|
|
Smi [59],
|
|
Smi [7],
|
|
ONE_BYTE_INTERNALIZED_STRING_TYPE ["g"],
|
|
SYMBOL_TYPE,
|
|
SYMBOL_TYPE,
|
|
Smi [71],
|
|
Smi [142],
|
|
Smi [206],
|
|
Smi [334],
|
|
Smi [411],
|
|
Smi [499],
|
|
Smi [572],
|
|
Smi [622],
|
|
ODDBALL_TYPE,
|
|
ONE_BYTE_INTERNALIZED_STRING_TYPE ["next"],
|
|
ONE_BYTE_INTERNALIZED_STRING_TYPE ["return"],
|
|
ONE_BYTE_INTERNALIZED_STRING_TYPE ["throw"],
|
|
ONE_BYTE_INTERNALIZED_STRING_TYPE [""],
|
|
ONE_BYTE_INTERNALIZED_STRING_TYPE [".catch"],
|
|
FIXED_ARRAY_TYPE,
|
|
Smi [502],
|
|
Smi [430],
|
|
Smi [295],
|
|
ONE_BYTE_INTERNALIZED_STRING_TYPE ["done"],
|
|
ONE_BYTE_INTERNALIZED_STRING_TYPE ["value"],
|
|
FIXED_ARRAY_TYPE,
|
|
Smi [885],
|
|
Smi [647],
|
|
Smi [6],
|
|
Smi [28],
|
|
Smi [35],
|
|
]
|
|
handlers: [
|
|
[52, 1011, 1017],
|
|
[55, 972, 974],
|
|
[509, 564, 566],
|
|
]
|
|
|